The world's most useless intelligence service

I nominate the Bundesamt für Verfassungsschutz, or the Federal Office for the Protection of the Constitution, the German equivalent of MI5.

In a truly astonishing finding, it has worked out that Die Linke - the German Left Party - has extremists in its midst. Die Linke is a newish party formed by Oskar Lafontaine's mates (the hard left of the SPD) and the soi disant, cough, Party of Democratic Socialism, the successor to the Socialist Unity Party, the former rulers of the far from lamented German 'Democratic' Republic.